Home / 327,942,328,428.28-491,935,076,895.08-85,925,364,669.38

Finding the Fourth Proportional to 327,942,328,428.28, 491,935,076,895.08 and 85,925,364,669.38

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Solution

The fourth proportional to 327,942,328,428.28, 491,935,076,895.08 and 85,925,364,669.38 is: 128,893,702,372.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,942,328,428.28 : 491,935,076,895.08 = 85,925,364,669.38 : x
  2. Step 2: Convert to fraction form
    327,942,328,428.28/491,935,076,895.08 = 85,925,364,669.38/x
  3. Step 3: Cross multiply
    327,942,328,428.28x = 491,935,076,895.08 × 85,925,364,669.38
  4. Step 4: Simplify right side
    327,942,328,428.28x = 42,269,700,875,869,248,028,672
  5. Step 5: Solve for x
    x = 42,269,700,875,869,248,028,672/327,942,328,428.28
  6. Step 6: Final answer
    x = 128,893,702,372.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.